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Voting Using Punch Card Ballot
UMG21A19_019

Voting Using Punch Card Ballot

The IBM Main Frame 650 Computer
UMG20A21_305

The IBM Main Frame 650 Computer

IBM 650 Computer
UMG20A21_304

IBM 650 Computer

Document Data To Punch Cards
UMG20A12_216

Document Data To Punch Cards

Punch Card Machines
UMG20A12_212

Punch Card Machines

Punch Card Accounting
UMG20A12_218

Punch Card Accounting

Office Workers Entering Data
UMG20A12_217

Office Workers Entering Data

Workers Using Data Punch Cards
UMG20A12_211

Workers Using Data Punch Cards

Man Loading Punch Cards
UMG20A12_213

Man Loading Punch Cards

New Census Bureau Machines
UMG20A12_221

New Census Bureau Machines

IBM Punch Card Machine
UMG20A12_236

IBM Punch Card Machine

IBM MIcrofiche Cards
UMG20A12_244

IBM MIcrofiche Cards